ash leaf lesion

ash leaf lesion

Dermatology An oblong hypopigmented cutaneous macule seen by Wood's lamp in children with tuberous sclerosis; ≥ 3 lesions is diagnostic for TS. See Tuberous sclerosis. Cf Oak leaf configuration, Neurofibromatosis.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.